---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11418 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5600.00 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 11G 68G 14% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 685 10426 4 4877 14961 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:fd:a2:f9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.171/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84874sec preferred_lft 84874sec inet6 fe80::f816:3eff:fefd:a2f9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:b0:aa:e1:c3:fd brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-11418) 11/17/25 _x86_64_ (4 CPU) 20:17:27 LINUX RESTART (4 CPU) 20:20:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:30:10 15.97 2.62 11.82 1.53 616.71 3382.27 17974.37 20:40:01 26.07 0.89 21.11 4.07 28.42 4479.96 5216.31 Average: 21.02 1.75 16.46 2.80 322.60 3931.04 11596.20 20:20:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:30:10 10081868 13562380 2396688 14.64 135264 3473524 2771196 15.91 768736 5144960 30508 20:40:01 10725764 15358440 592072 3.62 167816 4508140 1096888 6.30 1089680 4059936 148 Average: 10403816 14460410 1494380 9.13 151540 3990832 1934042 11.10 929208 4602448 15328 20:20:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:30:10 lo 1.39 1.39 0.14 0.14 0.00 0.00 0.00 0.00 20:30:10 ens3 94.35 74.32 639.30 18.70 0.00 0.00 0.00 0.00 20:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:01 lo 1514.34 1514.34 1438.13 1438.13 0.00 0.00 0.00 0.00 20:40:01 ens3 94.13 78.71 417.50 90.66 0.00 0.00 0.00 0.00 20:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 757.76 757.76 719.04 719.04 0.00 0.00 0.00 0.00 Average: ens3 94.24 76.51 528.41 54.68 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-11418) 11/17/25 _x86_64_ (4 CPU) 20:17:27 LINUX RESTART (4 CPU) 20:20:19 CPU %user %nice %system %iowait %steal %idle 20:30:10 all 68.66 0.00 2.45 0.07 0.10 28.70 20:30:10 0 70.49 0.00 2.22 0.04 0.10 27.14 20:30:10 1 69.70 0.00 2.57 0.07 0.11 27.54 20:30:10 2 66.05 0.00 2.28 0.10 0.10 31.47 20:30:10 3 68.42 0.00 2.73 0.08 0.11 28.67 20:40:01 all 59.01 0.00 2.35 0.10 0.10 38.44 20:40:01 0 58.63 0.00 2.25 0.11 0.10 38.92 20:40:01 1 59.86 0.00 2.27 0.04 0.09 37.73 20:40:01 2 60.24 0.00 2.15 0.04 0.10 37.47 20:40:01 3 57.31 0.00 2.71 0.23 0.10 39.65 Average: all 63.84 0.00 2.40 0.09 0.10 33.58 Average: 0 64.56 0.00 2.23 0.07 0.10 33.03 Average: 1 64.78 0.00 2.42 0.05 0.10 32.64 Average: 2 63.14 0.00 2.22 0.07 0.10 34.47 Average: 3 62.86 0.00 2.72 0.15 0.10 34.16